Which of these can be observed in the mesohyl of various undisturbed sponges at one time or another?

1. amoebocytes

2. spicules

3. spongin

4. zygotes

5. choanocytes

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#Question id: 432

#Unit 1. Molecules and their Interaction Relevant to Biology

The ultimate product of complete oxidation of carbohydrates is ________.

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#Question id: 1267

#Unit 4. Cell Communication and Cell Signaling

Multiple integrin forms arise from

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#Question id: 5551

#Unit 5. Developmental Biology

When the vertebrate embryo grows into a hollow ball, it is called a

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#Question id: 15009

#Unit 8. Inheritance Biology

A mutation in which most of the protein coding sequence of the gene is removed is most likely to be which type of allele?

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#Question id: 2082

#Unit 2. Cellular Organization

Which of the cellular organelles are enclosed by two cellular membranes?